ebrary, Inc, Cohen, H. J., & Liverman, C. T. (2011). Certifying personal protective technologies: Improving worker safety. National Academies Press.
Citação do estilo Chicago (17ª ed.)ebrary, Inc, Howard J. Cohen, e Catharyn T. Liverman. Certifying Personal Protective Technologies: Improving Worker Safety. Washington, D.C.: National Academies Press, 2011.
Citação MLA (9ª ed.)ebrary, Inc, et al. Certifying Personal Protective Technologies: Improving Worker Safety. National Academies Press, 2011.
Nota: a formatação da citação pode não corresponder 100% ao definido pela respectiva norma.